__________ and I will get the work finis

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问题选择题

__________ and I will get the work finished.[ ]

A. Have one more hour

B. Given one more hour

C. One more hour

D. If I have one more hour

答案

答案：C

选择题

After dinner he gave Mr. Richardson ______ ride to ______ Capital Airport.

A．the; a

B．a; the

C．不填; a

D．不填; the

选择题

现有t℃时质量分数为a %的KNO₃溶液m g，将其分成质量比为1∶2的甲、乙两份溶液。甲溶液蒸发5 g水，恢复到原温度时析出晶体2 g；乙溶液蒸发12 g水，恢复到原温度时析出晶体5 g。则下列说法正确的是

A．t℃时，KNO₃溶解度为41.7 g

B．t℃时，KNO₃溶解度为40 g

C．t℃时，原KNO₃溶液中溶质质量分数为

D．t℃时，原KNO₃溶液中溶质质量分数为